Miniature radio frequency transmitter



FIG. 1 is an upper left front perspective view;

FIG. 2 is an upper right rear perspective view;

FIG. 3 is a front elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a left side elevational view;

FIG. 7 is a top plan view; and,

FIG. 8 is a bottom plan view. 

The ornamental design for a miniature radio frequency transmitter, as shown and described. 